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B:再度試みる N,Enter:次の動画 P,]:前の動画 A:今の位置から再生するURLをコピー（Shift+A:タブのURLにも反映） [:全画面化
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// ==UserScript==
// @name YouTubeで自動翻訳字幕（日本語）を常にオン
// @description B:再度試みる N,Enter:次の動画 P,]:前の動画 A:今の位置から再生するURLをコピー（Shift+A:タブのURLにも反映） [:全画面化
// @version 0.5.14
// @run-at document-idle
// @match *://www.youtube.com/*
// @grant GM.setClipboard
// @namespace http://greasyfork.icu/users/181558
// ==/UserScript==
(function() {
const WAIT_PAGEOPEN_OFFSET = 0; // ミリ秒 不安定なら大きくする
const ENABLE_EVENJAPANESE = 1; // 1なら日本語タイトルの動画でも実行
const ENABLE_EVENEMBED = 1; // 1なら埋め込み動画でも実行
const DISABLE_AUTO_GENERATED_JAPANESE = 1; // 1なら自動生成の日本語しかない時は字幕をオフ
const ENABLE_WHEN_MUTED = 1; // 1なら音声がミュートされている時は字幕をオン
const DO_NOT_SELECT_LANGUAGE = 0; // 1なら日本語を選択しない（字幕をオンにするだけ）
const WORDS_TO_FORCE_ENABLE = /ラジオ/; // 動画タイトルに含むと字幕をオンにする正規表現 対象なしは/$^/
const WORDS_TO_FORCE_DISABLE = /$^/; // 動画タイトルに含むと字幕をオフにする正規表現 対象なしは/$^/
const WAIT_EACHACTION = 300; // ミリ秒 不安定なら大きくする
const verbose = 0; // 開発用
const VERBOSE_NOTIFY = 0; // 開発用 1:vn()
const CHECK_ROAJ = 0; // 開発用 1:日本語にしなかった理由をalert
var checkROAJAlready = 0;
var kaisuuA = 0;
var per = (performance.now()) / 3;
verb("performance.now:" + performance.now(), "wait_base:" + per + "ms");
var wait_pageOpen = (per > 1500 ? 1500 : per < 300 ? 300 : per) + WAIT_PAGEOPEN_OFFSET;
vn("wait_pageOpen : " + Math.floor(wait_pageOpen) + " ms");
document.addEventListener('keydown', function(e) {
if (e.target.tagName == 'INPUT' || e.target.tagName == 'TEXTAREA' || e.target.getAttribute('contenteditable') == 'true') return;
var key = (e.shiftKey ? "Shift+" : "") + (e.altKey ? "Alt+" : "") + (e.ctrlKey ? "Ctrl+" : "") + e.key;
if (e.key === "[") { // [ 全画面化
toggleFullScreen();
return false;
function toggleFullScreen() {
if (!document.fullscreenElement) {
document.documentElement.requestFullscreen();
} else {
if (document.exitFullscreen) {
document.exitFullscreen();
}
}
}
}
if (key === "b") {
toJP("forced");
e.preventDefault();
return false;
}
if (key === "n" || key === "Enter") {
elecli("forced", '//a[@class="ytp-next-button ytp-button"]');
e.preventDefault();
return false;
}
if (key === "p" || key === "]") {
elecli("forced", '//a[@class="ytp-prev-button ytp-button"]');
e.preventDefault();
return false;
}
if ((key === "a" || key === "Shift+A") && location.href.match(/\/\/www\.youtube\.com\/watch\?.*v\=([^?&]*)/)) {
var ctimeEle = eleget0('//video');
if (ctimeEle) {
var ctime = Math.floor(ctimeEle.currentTime);
var ret = (navigator.platform.indexOf("Win") != -1) ? "\r\n" : "\n";
let newurl = key === "a" ? "https://www.youtube.com/watch?v=" + location.href.match(/v\=([^?&]*)/)[1] + (ctime > 0 ? ("&t=" + ctime) : "") : location.href.replace(/&t=\d*s?/, "") + (ctime > 0 ? ("&t=" + ctime) : "");
var cb = (document.title + ret + newurl + ret);
if (key === "Shift+A") history.pushState(null, null, newurl);
GM.setClipboard(cb);
elecli("forced", '//div[@class="ytp-right-controls"]/button[@aria-label="設定"]|//button[@class="ytp-button ytp-settings-button"]', 0, "close");
elecli("forced", '//div[@class="ytp-right-controls"]/button[@aria-label="設定"]|//button[@class="ytp-button ytp-settings-button"]', 0.33, "blur"); // 設定ボタン
kaisuuA = ++kaisuuA % 3;
}
e.preventDefault();
return false;
}
}, false);
var latestVideo = elegeta('//video').map(e => e.src).toString();
setInterval(() => {
if (elegeta('//video').map(e => e.src).toString() != latestVideo) { // video要素の.srcたちの変化を監視
latestVideo = elegeta('//video').map(e => e.src).toString();
checkROAJAlready = 0;
vn(latestVideo, "//video変化 : " + elegeta('//video').length + "要素 ");
// run(wait_pageOpen * 3);
if (latestVideo.length > 3) run(wait_pageOpen * 3); // src属性の中身があるvideo要素が1つ以上あれば
}
}, 1000);
if (window === parent && location.href.match(/^https:\/\/www\.youtube\.com\/watch/)) run(wait_pageOpen * 2);
for (let ele of elegeta('//div[@id="player"]/div/div/button[@aria-label="再生"]|//div[@id="player"]/div/div/button[@aria-label="Play"]')) {
ele.addEventListener('click', () => { setTimeout(run, wait_pageOpen * 2) });
}
return;
function run(delay = 500) {
verb(elegeta('//video[@class="video-stream html5-main-video"]'))
elegeta('//video').forEach(e => { if (!(e.src)) e.remove() })
let video = elegeta('//video[@class="video-stream html5-main-video"]').slice(-1)[0]; // video要素が複数ある場合があるので最後の１つを取得
if (!video) { verb("まだビデオ要素がありません"); return; }
if (!video.src) {
verb("まだビデオ再生が始まっていません");
setTimeout(() => run(delay), 100);
return;
}
setTimeout(function() {
elegeta('//video').forEach(e => { if (!(e.src)) e.remove() })
verb("run");
var title = eleget0('//h1/yt-formatted-string');
if (!(location.href.match(/\/embed/)) && (!title || !eleget0('//div[contains(@class,"ytp-right-controls")]/button[@aria-haspopup="true"]|//button[@class="ytp-button ytp-settings-button" and @data-tooltip-target-id="ytp-settings-button"]'))) {
setTimeout(run, 100);
verb("title does not exist");
return;
}
if (!ENABLE_EVENJAPANESE && title && ((title.innerText) || "").match(/[\u30a0-\u30ff\u3040-\u309f\u3005-\u3006\u30e0-\u9fcf]+/)) { verb("title has Japanese character(s)"); return; } // タイトルに日本語あるならやめる
setTimeout(() => { toJP(), wait_pageOpen });
}, delay + ((window.navigator.userAgent.toLowerCase().indexOf('chrome') > -1) ? 200 : 0));
}
function toJP(f = null) {
if (!(location.href.match(ENABLE_EVENEMBED ? /:\/\/www\.youtube\.com\/watch\?|:\/\/www\.youtube\.com\/embed/ : /:\/\/www\.youtube\.com\/watch\?/))) return;
if (eleget0('//button[@class="ytp-subtitles-button ytp-button" and @aria-pressed="true"]|//button[@class="ytp-subtitles-button ytp-button" and @aria-pressed="false"]')) { // 字幕ボタン
elecli(f, '//button[@class="ytp-subtitles-button ytp-button" and @aria-label="字幕（c）" and @aria-pressed="false"]|//button[@class="ytp-subtitles-button ytp-button" and @aria-pressed="false"]', 1); // 字幕ボタン
if (!DO_NOT_SELECT_LANGUAGE) {
elecli(f, '//div[@class="ytp-right-controls"]/button[@aria-label="設定"]|//button[@class="ytp-button ytp-settings-button"]', 2); // 設定ボタン
elecli(f, '//div[@class="ytp-menuitem-label"]/div/span[text()="字幕"]|//div[@class="ytp-menuitem-label"]/div/span[contains(text(),"Subtitles/CC")]', 3, "close", "smooth");
elecli(f, '//div[@class="ytp-menuitem-label" and text()="自動翻訳"]|//div[2]/div/div[@class="ytp-menuitem-label" and contains(text(),"Auto-translate")]', 4, "close", "instant");
elecli(f, '//div[@class="ytp-menuitem-label" and text()="日本語"]|//div[@class="ytp-menuitem-label" and text()="Japanese"]', 5, "close");
elecli(f, '//div[contains(@class,"ytp-right-controls")]/button[@aria-haspopup="true" and @aria-expanded="true"]|//button[@class="ytp-button ytp-settings-button" and @data-tooltip-target-id="ytp-settings-button" and @aria-expanded="true"]', 7, "blur");
}
}
}
function elecli(f, xpath, delay = 0, command = false, beha = null) {
setTimeout(() => {
var title = eleget0('//h1/yt-formatted-string');
if (!f && (((title.innerText) || "").match(WORDS_TO_FORCE_DISABLE))) { elecli(1, '//button[@class="ytp-subtitles-button ytp-button" and @aria-pressed="true"]'); return }
let muted = eleget0('//button[@class="ytp-mute-button ytp-button" and @title="ミュート解除（m）"]');
verb(!f, !(ENABLE_WHEN_MUTED && muted), DISABLE_AUTO_GENERATED_JAPANESE, (((title.innerText) || "").match(WORDS_TO_FORCE_ENABLE) == null))
if ((!f && !(ENABLE_WHEN_MUTED && muted) && DISABLE_AUTO_GENERATED_JAPANESE && (((title.innerText) || "").match(WORDS_TO_FORCE_ENABLE) == null))) { // 自動翻訳の日本語しかなければ字幕をオフにして終わる
var str = "";
for (let am of elegeta('//div[@class="ytp-menuitem-label"]')) { str += am.innerText };
verb("available lang check:" + delay + ', //div[@class="ytp-menuitem-label"] .innerText: ' + str);
if (str === 'アノテーション再生速度字幕 (1)画質オフ日本語 (自動生成)自動翻訳' || str === '自動再生アノテーション再生速度字幕 (1)画質オフ日本語 (自動生成)自動翻訳' || str === 'オフ日本語 (自動生成)自動翻訳' || str === '自動再生アノテーション再生速度字幕 (1)画質字幕を追加オフ日本語 (自動生成)自動翻訳' || str === '自動再生再生速度字幕 (1)画質字幕を追加オフ日本語 (自動生成)自動翻訳' || str.match(/^(自動再生)?再生速度字幕 \(1\)画質オフ日本語 \(自動生成\)自動翻訳$|字幕を追加オフ日本語 \(自動生成\)自動翻訳$/)) {
elecli(1, '//button[@class="ytp-subtitles-button ytp-button" and @aria-pressed="true"]');
vn(str + "だったのでやめました");
return;
}
}
var ele = eleget0(xpath);
verb(xpath, "...found : " + (elegeta(xpath).length));
if (ele) {
for (let ele of elegeta(xpath)) {
if (command == "focus") {
ele.focus();
verb("...focused")
} else {
ele.click();
verb("...clicked")
if (window != parent && beha) {
let foc = eleget0('//div[@id="movie_player"]|//div[@id="player"]');
if (foc) foc.scrollIntoView({ behavior: beha, block: "center", inline: "center" });
}
}
}
} else {
verb("...not found");
if (command == "close") {
elecli(f, '//div[contains(@class,"ytp-right-controls")]/button[@aria-haspopup="true" and @aria-expanded="true"]|//button[@class="ytp-button ytp-settings-button" and @data-tooltip-target-id="ytp-settings-button" and @aria-expanded="true"]'); // 歯車がオープンの状態の歯車
vn(xpath + "がなかったのでやめました");
}
}
if (command == "blur") elecli(f, '//div[@id="movie_player"]|//div[@id="player"]/div/div/video', 0, "focus");
}, delay * WAIT_EACHACTION);
}
function eleget0(xpath, node = document) {
if (!xpath) return null;
try {
var ele = document.evaluate(xpath, node, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
return ele.snapshotLength > 0 ? ele.snapshotItem(0) : "";
} catch (e) { return null; }
}
function elegeta(xpath, node = document) {
var ele = document.evaluate("." + xpath, node, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
var array = [];
for (var i = 0; i < ele.snapshotLength; i++) array[i] = ele.snapshotItem(i);
return array;
}
function verb() {
if (verbose)
for (let str of arguments) console.log(str);
}
function roaj(str) {
if (CHECK_ROAJ && !checkROAJAlready) {
alert(str);
checkROAJAlready = 1;
}
}
function vn(body, title = "") { // verbose notify
if (VERBOSE_NOTIFY) notify(body, title);
}
function notify(body, title = "") {
if (!("Notification" in window)) return;
else if (Notification.permission == "granted") new Notification(title, { body: body });
else if (Notification.permission !== "denied") Notification.requestPermission().then(function(permission) {
if (permission === "granted") new Notification(title, { body: body });
});
}
})();